code: def to_file(self, file_name):
      with open(file_name, "w") as f:
          for line in self.commands:
              f.write(line + "\n")
  
file_path: NiftyNet/demos/unet/generate_run_commands.py
imports: import itertools
label_desc: Use image node_id 3 for calling the ExperimentProtocol obj's underlying member method code with example usage: obj.to_file(file_name) without return types